<!DOCTYPE html>
<script src="resources/link-highlight-helper.js"></script>
<link rel="stylesheet" href="resources/link-highlight-style.css">
<div style="columns:5; width: 580px; column-gap:20px; column-fill:auto; height: 50px;">
  <div style="height:50px;"></div>
  <div class="target" id="highlightTarget" style="border:none; width:50px; height:50px;">
    <div style="height:200px; background:red;"></div>
  </div>
</div>
<p>This test is successful if there are four green squares and no red above.</p>
<script>
  onload = testHighlightTarget;
</script>
